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A model independent constraint on the temporal evolution of the speed of light

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A model independent constraint on the temporal evolution of the speed of light. / Wang, Dandan; Zhang, Hanyu; Zheng, Jinglan; Wang, Yuting; Zhao, Gong-Bo.

In: Research in Astronomy and Astrophysics, 13.05.2019.

Research output: Contribution to journalArticlepeer-review

Harvard

Wang, D, Zhang, H, Zheng, J, Wang, Y & Zhao, G-B 2019, 'A model independent constraint on the temporal evolution of the speed of light', Research in Astronomy and Astrophysics.

APA

Wang, D., Zhang, H., Zheng, J., Wang, Y., & Zhao, G-B. (Accepted/In press). A model independent constraint on the temporal evolution of the speed of light. Research in Astronomy and Astrophysics.

Vancouver

Wang D, Zhang H, Zheng J, Wang Y, Zhao G-B. A model independent constraint on the temporal evolution of the speed of light. Research in Astronomy and Astrophysics. 2019 May 13.

Author

Wang, Dandan ; Zhang, Hanyu ; Zheng, Jinglan ; Wang, Yuting ; Zhao, Gong-Bo. / A model independent constraint on the temporal evolution of the speed of light. In: Research in Astronomy and Astrophysics. 2019.

Bibtex

@article{661b1c76ef3a4d1abb3fb8e51e05b419,
title = "A model independent constraint on the temporal evolution of the speed of light",
abstract = "We present a new, model-independent method to reconstruct the temporal evolution of the speed of light c(z) using astronomical observations. After validating our pipeline using mock datasets, we apply our method to the latest BAO and supernovae observations, and reconstruct c(z) in the redshift range of z∈[0,1.5]. We find no evidence of a varying speed of light, although we see some interesting features of Δc(z), the fractional difference between c(z) and c0 (the speed of light in SI), \eg, Δc(z)<0 and Δc(z)>0 at 0.2≲z≲0.5 and 0.8≲z≲1.3, respectively, although the significance of these features is currently far below statistical importance.",
keywords = "astro-ph.CO",
author = "Dandan Wang and Hanyu Zhang and Jinglan Zheng and Yuting Wang and Gong-Bo Zhao",
note = "11 pages, 4 figures",
year = "2019",
month = may,
day = "13",
language = "English",
journal = "Research in Astronomy and Astrophysics",
issn = "1674-4527",
publisher = "IOP Publishing",

}

RIS

TY - JOUR

T1 - A model independent constraint on the temporal evolution of the speed of light

AU - Wang, Dandan

AU - Zhang, Hanyu

AU - Zheng, Jinglan

AU - Wang, Yuting

AU - Zhao, Gong-Bo

N1 - 11 pages, 4 figures

PY - 2019/5/13

Y1 - 2019/5/13

N2 - We present a new, model-independent method to reconstruct the temporal evolution of the speed of light c(z) using astronomical observations. After validating our pipeline using mock datasets, we apply our method to the latest BAO and supernovae observations, and reconstruct c(z) in the redshift range of z∈[0,1.5]. We find no evidence of a varying speed of light, although we see some interesting features of Δc(z), the fractional difference between c(z) and c0 (the speed of light in SI), \eg, Δc(z)<0 and Δc(z)>0 at 0.2≲z≲0.5 and 0.8≲z≲1.3, respectively, although the significance of these features is currently far below statistical importance.

AB - We present a new, model-independent method to reconstruct the temporal evolution of the speed of light c(z) using astronomical observations. After validating our pipeline using mock datasets, we apply our method to the latest BAO and supernovae observations, and reconstruct c(z) in the redshift range of z∈[0,1.5]. We find no evidence of a varying speed of light, although we see some interesting features of Δc(z), the fractional difference between c(z) and c0 (the speed of light in SI), \eg, Δc(z)<0 and Δc(z)>0 at 0.2≲z≲0.5 and 0.8≲z≲1.3, respectively, although the significance of these features is currently far below statistical importance.

KW - astro-ph.CO

M3 - Article

JO - Research in Astronomy and Astrophysics

JF - Research in Astronomy and Astrophysics

SN - 1674-4527

ER -

ID: 14044625